The former Hills star and her boyfriend, USC law student William Tell, are getting married, the fashion designer announced on her website.

"I am very excited to share with you guys that William and I got engaged over the weekend," she wrote and revealed her gorgeous ring. "I am beyond thrilled! Get ready for lots more wedding content here on LaurenConrad.com as we begin the planning process."

She lated added "William and I are overwhelmed by all of your warm wishes. Thank you so much for sharing in this special moment :-) XO Lauren."

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